Answers

The simplest form of -693/720 is -77/80.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 693 and 720 is 9
2. Divide both the numerator and denominator by the GCD
   -693 ÷ 9/720 ÷ 9
3. Reduced fraction: -77/80
   Therefore, -693/720 simplified to lowest terms is -77/80.

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